ONOO Activatable Fluorescent Sulfur Dioxide Donor for a More Accurate Assessment of Cell Ferroptosis

J Liu, Z Li, S Peng, J Tang, D Zhang, Y Ye - Analytical Chemistry, 2024 - ACS Publications
Ferroptosis is critical in the treatment of tumor therapies. Thus, monitoring reactive oxygen
species (ROS) is of great significance for accurate assessment in ferroptosis without any …

Novel macromolecules derived from coumarin: synthesis and antioxidant activity

AA Al-Amiery, YK Al-Majedy, AAH Kadhum… - Scientific reports, 2015 - nature.com
The rational design of 4-hydroxycoumarins with tailor-made antioxidant activities is required
nowadays due to the wide variety of pharmacologically significant, structurally interesting of …

Modeling excited-state proton transfer to solvent: A dynamics study of a super photoacid with a hybrid implicit/explicit solvent model

U Raucci, MG Chiariello, N Rega - Journal of Chemical Theory …, 2020 - ACS Publications
The rapid growth of time-resolved spectroscopies and the theoretical advances in ab initio
molecular dynamics (AIMD) pave the way to look at the real-time molecular motion following …

Exploring autoionization and photoinduced proton-coupled electron transfer pathways of phenol in aqueous solution

TAA Oliver, Y Zhang, A Roy, MNR Ashfold… - The Journal of …, 2015 - ACS Publications
The excited state dynamics of phenol in water have been investigated using transient
absorption spectroscopy. Solvated electrons and vibrationally cold phenoxyl radicals are …

Exploring the metric of excited state proton transfer reactions

M Savarese, PA Netti, C Adamo, N Rega… - The Journal of …, 2013 - ACS Publications
The excited state proton transfer (ESPT) reaction taking place between 7-hydroxy-4-
(trifluorometyl) coumarin and 1-methylimidazole, recently experimentally characterized, has …

Intrinsic and dynamical reaction pathways of an excited state proton transfer

U Raucci, M Savarese, C Adamo… - The Journal of …, 2015 - ACS Publications
The detailed knowledge of excited state proton transfer mechanisms in complex
environments is of paramount importance in chemistry. However, the definition of an …

Dual responsive cellulose-based fluorescent material fabricated in a CO2 switchable solvent for multifunctional applications

Y Xu, X Yu, M Chen, Y Sun, W Zhang, Y Fang… - Chemical Engineering …, 2023 - Elsevier
Fabrication of multi-responsive fluorescent sensors for real-time and visual monitoring or
detection is practical and challenging. Herein, a novel cellulose-based fluorescent functional …

Color‐Tunable Fluorescent Dyes Based on Benzo[c]coumarin

M Krzeszewski, O Vakuliuk… - European Journal of …, 2013 - Wiley Online Library
Hurtley condensation was shown to be a perfect tool with which to assemble a diversified
library of derivatives of benzo [c] coumarin. Not only do simple resorcinols and ortho …

Ground-State Tautomerism and Excited-State Proton Transfer in 7-Hydroxy-4-methyl-8-((phenylimino) methyl)-2H-chromen-2-one as a Potential Proton Crane

D Nedeltcheva-Antonova, L Antonov - Physchem, 2024 - mdpi.com
The tautomerism in the title compound as a potential long-range proton transfer (PT) switch
has been studied by using the DFT and TD-DFT approaches. The data show that in aprotic …

On the different strength of photoacids

P Cimino, U Raucci, G Donati, MG Chiariello… - Theoretical Chemistry …, 2016 - Springer
In spite of the detailed information provided by advanced time-resolved spectroscopy, the
understanding of the excited-state proton transfer (ESPT) reactivity remains difficult to obtain …